Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610262 | Process for producing polycarbonate | Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno | 1997-03-11 |
| 5548041 | Process for producing polycarbonate | Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno, Yoshimichi Okano | 1996-08-20 |
| 5489665 | Process for producing polycarbonate | Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno, Yoshimichi Okano | 1996-02-06 |
| 5468836 | Process for the preparation of polycarbonate | Yoshimichi Okano, Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Michiyo Tanigawa +1 more | 1995-11-21 |
| 5434227 | Process for producing polycarbonate | Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno, Yoshimichi Okano | 1995-07-18 |
| 5432250 | Process for producing polycarbonate | Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno | 1995-07-11 |
| 5418314 | Process for producing polycarbonate | Tsutomu Yamamoto, Yasuhiro Oshino, Yutaka Fukuda, Tatsuya Kanno | 1995-05-23 |
| 5391690 | Process for producing (co)polycarbonate and (co)polycarbonate composition | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Yoshihiro Iguchi +1 more | 1995-02-21 |
| 5387628 | Process for producing (co)polycarbonate and (co)polycarbonate composition | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Yoshihiro Iguchi +1 more | 1995-02-07 |
| 5278279 | Process for producing (co)polycarbonate with transesterification catalyst and compound | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Yoshihiro Iguchi +1 more | 1994-01-11 |